Which of the following statements is true? a. gene flow and natural selection always result in evolution. b. gene flow usually increases the genetic differences between two populations. c. according to natural selection, organisms with poor adaptations will never reproduce. d. since genetic drift is random, it does not always favor the "healthier" or "better" organisms.

How can you keep track of variables in a science experiment?

Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.

9. the history of life on earth is recorded in